CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME (UNAUDITED) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2025	Mar. 31, 2024
CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME (UNAUDITED)
Net income	$ 21,458	$ 17,691
Other comprehensive income:
Change in net unrealized gain during the period	7,960	3,344
Accretion of net unrealized loss on securities transferred to held-to-maturity	724	718
Credit loss expense	893
Change in pension and other postretirement obligations:
Reclassification adjustment for expense included in other expense	(87)	(317)
Change in the net actuarial gain	4,854	520
Change in unrealized gain (loss) on derivatives:
Change in net unrealized (loss) gain during the period	(7,567)	2,145
Reclassification adjustment for expense included in interest expense	1,840	2,435
Other comprehensive income before income taxes	8,617	8,845
Deferred tax expense	2,644	2,732
Total other comprehensive income, net of tax	5,973	6,113
Total comprehensive income	$ 27,431	$ 23,804